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5 Written questions

5 Matching questions

  1. fibrous skeleton
  2. diastole
  3. the pulmonic valve closes when the blood pressure within the pulmonary trunk exceeds blood pressure within the right ventricle. the aortic valve closes when the bp within the aorta exceeds the bp within the left ventricle
  4. moderator band
  5. closed
  1. a th coronary arteries are perfused during which phase of the cardiac cycle
  2. b this is an electrical short cut that conducts myocardial action potentials rapidly fron the inter ventricular septum to the papilllary muscles on the lateral side of the right ventricle
  3. c briefly describe the mechanism of semilunar valve closure
  4. d is the aortic valve open or closed during diastole
  5. e what is the name of the tissue that fuses the heart valves together

5 Multiple choice questions

  1. briefly explain the clinical significance of stagnant blood flow in the auricles
  2. what are the regions supplied by the brachiocephalic trunk
  3. briefly describe the mitral valve
  4. what is the region supplied by the left common carotid
  5. which wall of the heart is the thickest

5 True/False questions

  1. the tricuspid and mitral valves close when the blood pressure within the ventricles exceeds blood pressure within the atriabriefly describe the mechanism of AV valve closure


  2. atrial appendageswhat is another name for atrial auricles


  3. chordae tendonaethese cord like structures extending form the free border of the tricuspid and mitral valve cusps/leaflets (distally)attach to the papillary muscles (proximally)


  4. conus arteriosus of the right ventriclewhat is the only area of the ventricles that does not have trabeculae carnae


  5. composed of three cusps/leaflets, allows passive blood flow from right atrium to right ventricle, and prevents retrograde blood flow into the right atriumbriefly describe the mitral valve